package com.ty.sso.util;

import java.io.Serializable;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.stereotype.Component;
/**
 * redicache 工具类
 * 
 */
@SuppressWarnings("unchecked")
@Component
public class RedisUtil {
@SuppressWarnings("rawtypes")
@Autowired
private RedisTemplate redisTemplate;
/**
 * 批量删除对应的value
 * 
 * @param keys
 */
public void remove(final String... keys) {
for (String key : keys) {
remove(key);
}
}
/**
 * 批量删除key
 * 
 * @param pattern
 */
public void removePattern(final String pattern) {
Set<Serializable> keys = redisTemplate.keys(pattern);
if (keys.size() > 0)
redisTemplate.delete(keys);
}
/**
 * 删除对应的value
 * 
 * @param key
 */
public void remove(final String key) {
if (exists(key)) {
redisTemplate.delete(key);
}
}
/**
 * 判断缓存中是否有对应的value
 * 
 * @param key
 * @return
 */
public boolean exists(final String key) {
return redisTemplate.hasKey(key);
}
/**
 * 读取缓存
 * 
 * @param key
 * @return
 */
public Object get(final String key) {
Object result = null;
ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
result = operations.get(key);
return result;
}
/**
 * 写入缓存
 * 
 * @param key
 * @param value
 * @return
 */
public boolean set(final String key, Object value) {
boolean result = false;
try {
ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
operations.set(key, value);
result = true;
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
/**
 * 写入缓存
 * 
 * @param key
 * @param value
 * @return
 */
public boolean set(final String key, Object value, Long expireTime) {
boolean result = false;
try {
ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
operations.set(key, value);
redisTemplate.expire(key, expireTime, TimeUnit.SECONDS);
result = true;
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
}
